(i) What is somg ? Is it a primary or secondaryy pollutant ?
(ii) Why is it harmful to man ? Justify by giving two reasons.

What are primary and secondary pollutants

In the early December 2012, Capital Delhi was in news for smog due to increased air pollution. Smog resulted in reduced visibility and consequent road accidients, traffic jams,and also caused harmful effects to biotic components in the capital. (i) What is smog? Is it is primarily or secondary pollutant? (ii) Justify by giving two reasons why is it harmful to human beings.

What are primary and secondary pollutants of the air ?

What are primary and secondary pollutants of the air ?

What are primary and secondary pollutants of the air ?

What are primary and secondary pollutants of the air?

What are primary pollutants and secondary pollutants?